TY - GEN AU - Beesley, M. E. AU - Bendtsen, P. H. AU - Rallis, T. TI - Economic criteria for the maintenance, modification or creation of public transport services which may not necessarily be profitable U1 - 385 KW - Economnics KW - Transportation N1 - Contents: Pt.1. Urban and sub-urban transport/ by M. E. Beesley; Pt.2. Transport outside towns/ by P. H. Bendtsen and T. Rallis ER -